# A tibble: 6 × 11
     yr grp   grpact  Crew  MonitoringAgency Site  Depth Savspecies var   aveval
  <int> <chr> <chr>   <chr> <chr>            <chr> <int> <chr>      <chr>  <dbl>
1  2020 A     2020: … K. H… MCNRD            1       -50 Halodule   Abun…    3  
2  2020 A     2020: … K. H… MCNRD            1       -50 Halodule   Blad…    0  
3  2020 A     2020: … K. H… MCNRD            1       -50 Halodule   Shor…    0  
4  2020 A     2020: … K. H… MCNRD            3       -60 Halodule   Abun…    5  
5  2020 A     2020: … K. H… MCNRD            3       -60 Halodule   Blad…   22  
6  2020 A     2020: … K. H… MCNRD            3       -60 Halodule   Shor…   27.3
# ℹ 1 more variable: sdval <dbl>
$Halodule
$Halodule$abu
<span>Reported abundance: &lt;5%&lt;br&gt;Most common abundance: 5-25%&lt;br&gt;Difference in abundance: -1</span>


$Thalassia
$Thalassia$abu
<span>Reported abundance: &lt;5%&lt;br&gt;Most common abundance: &lt;5%&lt;br&gt;Difference in abundance: 0</span>
$Halodule
$Halodule$abu
<span>Reported abundance: &lt;5%&lt;br&gt;Most common abundance: &lt;5%&lt;br&gt;Difference in abundance: 0</span>

$Halodule$bl
<span>Reported blade length: 15.6&lt;br&gt;Mean blade length across groups: 18.2&lt;br&gt;% diff: -14.2</span>

$Halodule$ssd
<span>Reported short shoot density: 0.3&lt;br&gt;Mean short shoot density across groups: 2.0&lt;br&gt;% diff: -82.9</span>


$Thalassia
$Thalassia$abu
<span>Reported abundance: 76-100%&lt;br&gt;Most common abundance: 76-100%&lt;br&gt;Difference in abundance: 0</span>

$Thalassia$bl
<span>Reported blade length: 40.6&lt;br&gt;Mean blade length across groups: 33.3&lt;br&gt;% diff: 21.8</span>

$Thalassia$ssd
<span>Reported short shoot density: 5.7&lt;br&gt;Mean short shoot density across groups: 6.0&lt;br&gt;% diff: -6.2</span>
named list()
$Thalassia
$Thalassia$abu
<span>Reported abundance: 51-75%&lt;br&gt;Most common abundance: 25-50%&lt;br&gt;Difference in abundance: 1</span>

$Thalassia$bl
<span>Reported blade length: 44.6&lt;br&gt;Mean blade length across groups: 32.7&lt;br&gt;% diff: 36.5</span>

$Thalassia$ssd
<span>Reported short shoot density: 4.0&lt;br&gt;Mean short shoot density across groups: 3.7&lt;br&gt;% diff: 7.9</span>


$Syringodium
$Syringodium$abu
<span>Reported abundance: few&lt;br&gt;Most common abundance: no coverage&lt;br&gt;Difference in abundance: 2</span>

$Syringodium$bl
<span>Reported blade length: 26.2&lt;br&gt;Mean blade length across groups: 18.9&lt;br&gt;% diff: 39.0</span>

$Syringodium$ssd
<span>Reported short shoot density: 3.3&lt;br&gt;Mean short shoot density across groups: 2.1&lt;br&gt;% diff: 60.0</span>
$Halodule
$Halodule$abu
<span>Reported abundance: 76-100%&lt;br&gt;Most common abundance: 51-75%&lt;br&gt;Difference in abundance: 1</span>


$Thalassia
$Thalassia$abu
<span>Reported abundance: few&lt;br&gt;Most common abundance: &lt;5%&lt;br&gt;Difference in abundance: -1</span>
$Halodule
$Halodule$abu
<span>Reported abundance: &lt;5%&lt;br&gt;Most common abundance: 5-25%&lt;br&gt;Difference in abundance: -1</span>


$Thalassia
$Thalassia$abu
<span>Reported abundance: &lt;5%&lt;br&gt;Most common abundance: &lt;5%&lt;br&gt;Difference in abundance: 0</span>